Home / 11,284,868.89-15,577,886.01-7,618,751.11

Finding the Fourth Proportional to 11,284,868.89, 15,577,886.01 and 7,618,751.11

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Solution

The fourth proportional to 11,284,868.89, 15,577,886.01 and 7,618,751.11 is: 10,517,094.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,284,868.89 : 15,577,886.01 = 7,618,751.11 : x
  2. Step 2: Convert to fraction form
    11,284,868.89/15,577,886.01 = 7,618,751.11/x
  3. Step 3: Cross multiply
    11,284,868.89x = 15,577,886.01 × 7,618,751.11
  4. Step 4: Simplify right side
    11,284,868.89x = 118,684,036,330,140.97
  5. Step 5: Solve for x
    x = 118,684,036,330,140.97/11,284,868.89
  6. Step 6: Final answer
    x = 10,517,094.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.